Home / 21,327.68-32,001.24-10,946.72

Finding the Fourth Proportional to 21,327.68, 32,001.24 and 10,946.72

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Solution

The fourth proportional to 21,327.68, 32,001.24 and 10,946.72 is: 16,425.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,327.68 : 32,001.24 = 10,946.72 : x
  2. Step 2: Convert to fraction form
    21,327.68/32,001.24 = 10,946.72/x
  3. Step 3: Cross multiply
    21,327.68x = 32,001.24 × 10,946.72
  4. Step 4: Simplify right side
    21,327.68x = 350,308,613.93
  5. Step 5: Solve for x
    x = 350,308,613.93/21,327.68
  6. Step 6: Final answer
    x = 16,425.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.